improve comments

aashishc1988 · aashishc1988 · commit 39f9f26b19bb · 2018-10-12T11:40:37.000-05:00
diff --git a/IdleLoop/main.cpp b/IdleLoop/main.cpp
@@ -1,14 +1,16 @@
 #include "mbed.h"
 #include "rtos_idle.h"
 
-DigitalOut led(LED2);
+// led for main thread
+DigitalOut led2(LED2);
+// led for idle thread
 DigitalOut led1(LED1);
 LowPowerTicker watchdogTicker;
 Thread watchdogThread;
 EventQueue watchdogQueue;
 
 void watchdogRefreshHandler() {
-    led = !led;
+    led2 = !led2;
 };
 
 void watchdogRefreshIsr() {
